Re: [Ryu-devel] Question about switch memory and finding out about flow size

2016-12-04 Thread Iwase Yusuke
Hi, On 2016年12月03日 19:51, Moh'd Reza Abbasi wrote: > So, OpenFlow protocol doesn't have any feature to know about the total > flow-table size (memory size) or how much of the flow-table is available? AFAIK, the OpenFlow Spec does not mention about the memory usage or allocation on the OpenFlow

Re: [Ryu-devel] Question about switch memory and finding out about flow size

2016-12-01 Thread Iwase Yusuke
Hi, Hummm... it is depending on the implementation of your switch, I guess. The length of the OpenFlow messages in bytes can be retried from ofp_header, but how to allocate memory for those rules is not mentioned on the OpenFlow Spec. Have you tried to contact your switch's team? Thanks, Iwase

[Ryu-devel] Question about switch memory and finding out about flow size

2016-11-28 Thread Moh'd Reza Abbasi
Hello all, I am new to SDN and Ryu controller world, so I have couple of questions: 1. How can I find out about switch TCAM capacity and available memory? 2. How can I find out about a flow size before installing the flow-rules in the switches and establishing the path between the source